Adding and configuring Cloudera Management Services You need to add and configure Cloudera Management Services before you perform the HDF upgrade. Adding Cloudera Management ServicesLearn how to add Cloudera Management Services.Modifying host monitor port numberIf you use NiFi with security enabled, then the Cloudera host monitor port number and the NiFi port number might be the same. That causes problems. So before continuing, you must modify it and then restart the Cloudera Management service.Parent topic: Installing and setting up Cloudera Manager